﻿#region Copyright Notice
// 
// 
// Copyright (c) 2009-2010 Anindya Chatterjee
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 
// 
// 
#endregion
namespace Event.Plugin
{
    /// <summary>
    /// Condition interface for an event. It needed to be satisfied if a scheduled event is about to execute
    /// </summary>
    public interface ICondition : IEvent
    {
        /// <summary>
        /// Parent event for which this condition works
        /// </summary>
        IEvent Parent { get; set; }

        /// <summary>
        /// Returns true to the parent when the condition is satisfied, false otherwise
        /// </summary>
        bool Statisfied { get; set; }

        /// <summary>
        /// Asleeps the condition listening for an given interval
        /// </summary>
        /// <param name="interval">an interval for which the listening will be asleep</param>
        void Sleep(int interval);
    }
}